贴片薄膜电容是贴片电容类型当中应用最为广泛而且销量较高的电容产品，具有其它型号电容所不具备的优势，对于采购人员来讲，熟知贴片薄膜电容的优势才能选购更适合的电容。

　　SMD film capacitor is the most widely used and high-sales capacitor among the SMC types. It has the advantages that other types of capacitors do not have. For purchasers, only when they are familiar with the advantages of SMC can they choose more suitable capacitors.

　　现工业领域的电力电子对元器件的选择有了更高的要求，无论是电气特性方面还是环境的操作条件的要求。电容器也不例外，产品的可靠性越来越成为关键。在电力电子应用中，贴片薄膜电容器比其他电容器更具有优势。

　　Nowadays, the power electronics in the industrial field have higher requirements for the selection of components, whether in terms of electrical characteristics or environmental operating conditions. Capacitors are no exception, and the reliability of products is becoming more and more important. In power electronics applications, SMC has more advantages than other capacitors.

　　贴片薄膜电容以其优越的电性能在高压高频大功率电力电子设备中得以广泛应用，特别在DC-LINK这个应用场合，薄膜电容与电解电容相比较具有高纹波电流承受能力、耐高压、低ESR和ESL、长寿命、(干式防爆)、无极性和高频特性好等优越的电气性能，在高压大功率电力电子设备中DC-LINK应用薄膜电容替代电解电容是一种趋势。

　　SMD film capacitors are widely used in high-voltage, high-frequency and high-power power electronic equipment due to their superior electrical properties. Especially in DC-link applications, thin-film capacitors have superior electrical properties, such as high ripple current bearing capacity, high-voltage resistance, low ESR and ESL, long-life, (dry explosion-proof), good polarity and high-frequency characteristics, etc It is a trend for DC-link to replace electrolytic capacitor with thin film capacitor in force electronic equipment.

　　贴片薄膜电容能够承受高有效电流的能力，最高可达1Arms/μF。

　　The SMC can withstand high effective current up to 1 RMS / μ F.

　　贴片薄膜电容还具有抗浪涌能力强，能承受2UnV的浪涌电压。此外对于高峰值的电流承受能力，可达到100V/μs, ESL电感量小，充放电速度快。

　　SMC also has strong anti surge ability and can withstand 2un V surge voltage. In addition, the current withstand capacity of the peak value can reach 100V / μ s, the inductance of ESL is small and the charging and discharging speed is fast.

　　对于贴片薄膜电容来说，除了以上的优势，还具有耐压高，无极性的优势，而耐压值能承受1.5倍于额定电压的过压。无极性则是能够长期承受反向脉冲电压。

　　For SMD film capacitor, in addition to the above advantages, it also has the advantages of high withstand voltage and non polarity, and the withstand voltage value can withstand over-voltage of 1.5 times of the rated voltage. Non polarity is able to withstand reverse pulse voltage for a long time.

　　从专业的角度来说，贴片薄膜电容不仅介质损耗小，产品内部温升低，温度特性好。而且还具有寿命长的优势，从环保角度来说，则是没有酸污染，可以实现长时间的存储。

　　From a professional point of view, SMC not only has small dielectric loss, but also has low temperature rise and good temperature characteristics. Moreover, it has the advantage of long service life. From the perspective of environmental protection, it has no acid pollution and can realize long-term storage.